From: Bard Liao <bardliao@realtek.com>
Date: Fri, 24 Apr 2015 07:19:29 +0000 (+0800)
Subject: ASoC: rt5677: add register patch for PLL
X-Git-Tag: v3.16.35~2143
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=44ac596326a8324d4292ce2316b046c926150ae8;p=thirdparty%2Fkernel%2Fstable.git

ASoC: rt5677: add register patch for PLL

commit 74d6ea52aeef0236242221c6eff6d892565c5a92 upstream.

The PLL output will be unstable in some cases. We can fix it by
setting some registers.

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
---

diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c
index 833231e27340f..d48b484ce47e5 100644
--- a/sound/soc/codecs/rt5677.c
+++ b/sound/soc/codecs/rt5677.c
@@ -56,6 +56,9 @@ static const struct reg_default init_list[] = {
 	{RT5677_PR_BASE + 0x1e, 0x0000},
 	{RT5677_PR_BASE + 0x12, 0x0eaa},
 	{RT5677_PR_BASE + 0x14, 0x018a},
+	{RT5677_PR_BASE + 0x15,	0x0490},
+	{RT5677_PR_BASE + 0x38,	0x0f71},
+	{RT5677_PR_BASE + 0x39,	0x0f71},
 };
 #define RT5677_INIT_REG_LEN ARRAY_SIZE(init_list)